bottom of the 4th, it's ryan zimmerman. his 25th jack of the year. finishes 12th in rbi's in the national league. michael provides some cushion in the 8th as the nats grab their 98th win and home field advantage in the playoffs. >> no doubt about it, you want to finish feeling good. that was definitely a feel-good finish. getting to ten wins, we all wanted him to get there. he pitched better to have 15 wins, as good as he's pitched. >> today's other big story, the president's race. teddy, he had a secret weapon today. a miniphilly fanatic pops out of nowhere. knocks down washington, jefferson, and lincoln, and teddy roosevelt has a win and there is much rejoicing. so there it is. the two stories, home field advantage in the playoffs or teddy winning the president's race. >> you have to give it to teddy. home field advantage today seemed to work out for the nats favor. >> one of those events was trending on twitter and it wasn't the nats winning home field advantage. >> thank you. back to our big story tonight, president obama and mitt romney facing o